10,000+ Happy Customers
20+ Years in Business
75,000+ SKUs in Stock
80+ Authorized Manufacturers
Helping Tech Companies Create What’s Next!
phoneCall +1.949.783.7300
GET A
QUOTE

Electronic Parts Search

Suntsu Electronics is your reliable source for hard-to-find and obsolete electronic components. Our advanced part search tool makes it easy to quickly find the products you need. You can search by part number, manufacturer, or specifications to instantly access a comprehensive database of electronic components.

Featured Brands

Part Search

CLEAR SEARCH
Total Products: 1,487
ImageData
Sheet		Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp		Additional SpecificationsQtyGet A
Quote
SI4461-C2A-GMR
SI4461-C2A-GMRSilicon LabsIC RF TXRX ISM<1GHZ 20VFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.6V-40°C ~ 85°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4GFSK, GFSK, GMSK, OOK
Frequency:
142MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
16dBm
Sensitivity:
-129dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.6V
Current – Receiving:
10.9mA ~ 13.7mA
Current – Transmitting:
33.5mA ~ 43mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
1,003
GET A
QUOTE
SI4463-B0B-FM
SI4463-B0B-FMSilicon LabsIC RF TXRX+MCU ISM<1GHZ 20VFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.6V-40°C ~ 85°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4GFSK, GFSK, GMSK, OOK
Frequency:
119MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
20dBm (Max)
Sensitivity:
-126dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.6V
Current – Receiving:
10.7mA ~ 13.7mA
Current – Transmitting:
70mA ~ 85mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
1,393
GET A
QUOTE
SI4463-B1B-FM
SI4463-B1B-FMSilicon LabsIC RF TXRX+MCU ISM<1GHZ 20VFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.6V-40°C ~ 85°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4GFSK, GFSK, GMSK, OOK
Frequency:
119MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
20dBm (Max)
Sensitivity:
-126dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.6V
Current – Receiving:
10.7mA ~ 13.7mA
Current – Transmitting:
70mA ~ 85mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
425
GET A
QUOTE
SI4463-B1B-FMR
SI4463-B1B-FMRSilicon LabsIC RF TXRX+MCU ISM<1GHZ 20VFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.6V-40°C ~ 85°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4GFSK, GFSK, GMSK, OOK
Frequency:
119MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
20dBm
Sensitivity:
-126dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.6V
Current – Receiving:
10.7mA ~ 13.7mA
Current – Transmitting:
70mA ~ 85mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
1,475
GET A
QUOTE
SI4463-C2A-GM
SI4463-C2A-GMSilicon LabsIC RF TXRX+MCU ISM<1GHZ 20VFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.6V-40°C ~ 85°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4GFSK, GFSK, GMSK, OOK
Frequency:
142MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
20dBm (Max)
Sensitivity:
-129dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.6V
Current – Receiving:
10.9mA ~ 13.7mA
Current – Transmitting:
44.5mA ~ 88mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
131
GET A
QUOTE
SI4463-C2A-GMR
SI4463-C2A-GMRSilicon LabsIC RF TXRX+MCU ISM<1GHZ 20VFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.6V-40°C ~ 85°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4GFSK, GFSK, GMSK, OOK
Frequency:
142MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
20dBm (Max)
Sensitivity:
-129dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.6V
Current – Receiving:
10.9mA ~ 13.7mA
Current – Transmitting:
44.5mA ~ 88mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
392
GET A
QUOTE
SI4464-B1B-FM
SI4464-B1B-FMSilicon LabsIC RF TXRX+MCU ISM<1GHZ 20VFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.6V-40°C ~ 85°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4GFSK, GFSK, GMSK, OOK
Frequency:
119MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
20dBm (Max)
Sensitivity:
-126dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.6V
Current – Receiving:
10.7mA ~ 13.7mA
Current – Transmitting:
70mA ~ 85mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
963
GET A
QUOTE
SI4464-B1B-FMR
SI4464-B1B-FMRSilicon LabsIC RF TXRX+MCU ISM<1GHZ 20VFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.6V-40°C ~ 85°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4GFSK, GFSK, GMSK, OOK
Frequency:
119MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
20dBm (Max)
Sensitivity:
-126dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.6V
Current – Receiving:
10.7mA ~ 13.7mA
Current – Transmitting:
70mA ~ 85mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
162
GET A
QUOTE
SI4464-B1X-FM
SI4464-B1X-FMSilicon LabsIC RF TXRX+MCU ISM<1GHZ 20VFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.6V-40°C ~ 85°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4GFSK, GFSK, GMSK, OOK
Frequency:
119MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
20dBm (Max)
Sensitivity:
-126dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.6V
Current – Receiving:
10.7mA ~ 13.7mA
Current – Transmitting:
70mA ~ 85mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
75
GET A
QUOTE
SI4467-A2A-IM
SI4467-A2A-IMSilicon LabsIC RF TXRX+MCU ISM<1GHZ 20WFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.8V-40°C ~ 125°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4FSK, 4GFSK, FSK, GFSK, OOK
Frequency:
142MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
12.5dBm (Max)
Sensitivity:
-133dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.8V
Current – Receiving:
10.9mA ~ 13.7mA
Current – Transmitting:
18mA ~ 24mA
Operating Temperature:
-40°C ~ 125°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
1,745
GET A
QUOTE
SI4467-A2A-IMR
SI4467-A2A-IMRSilicon LabsIC RF TXRX+MCU ISM<1GHZ 20WFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.8V-40°C ~ 125°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4FSK, 4GFSK, FSK, GFSK, OOK
Frequency:
142MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
12.5dBm (Max)
Sensitivity:
-133dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.8V
Current – Receiving:
10.9mA ~ 13.7mA
Current – Transmitting:
18mA ~ 24mA
Operating Temperature:
-40°C ~ 125°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
491
GET A
QUOTE
SI4468-A2A-IM
SI4468-A2A-IMSilicon LabsIC RF TXRX+MCU ISM<1GHZ 20VFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.8V-40°C ~ 125°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4FSK, 4GFSK, FSK, GFSK, OOK
Frequency:
142MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
20dBm (Max)
Sensitivity:
-133dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.8V
Current – Receiving:
10.9mA ~ 13.7mA
Current – Transmitting:
44.5mA ~ 88mA
Operating Temperature:
-40°C ~ 125°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
774
GET A
QUOTE
SI4468-A2A-IMR
SI4468-A2A-IMRSilicon LabsIC RF TXRX+MCU ISM<1GHZ 20VFQFNRF Transceiver ICs20-QFN (4x4)1.8V ~ 3.8V-40°C ~ 125°C
Type:
TxRx Only
RF Family/Standard:
General ISM < 1GHz
Modulation:
4FSK, 4GFSK, FSK, GFSK, OOK
Frequency:
142MHz ~ 1.05GHz
Data Rate (Max):
1Mbps
Power – Output:
20dBm (Max)
Sensitivity:
-133dBm
Serial Interfaces:
SPI
GPIO:
4
Voltage – Supply:
1.8V ~ 3.8V
Current – Receiving:
10.9mA ~ 13.7mA
Current – Transmitting:
44.5mA ~ 88mA
Operating Temperature:
-40°C ~ 125°C
Mounting Type:
Surface Mount
Package / Case:
20-VFQFN Exposed Pad
Supplier Device Package:
20-QFN (4×4)
977
GET A
QUOTE
SIWG917M111MGTBA
SIWG917M111MGTBASilicon LabsIC RF TXRX+MCU WIFI BLE 84QFNRF Transceiver ICs84-QFN (7x7)1.75V ~ 3.63V-40°C ~ 85°C
Type:
TxRx + MCU
RF Family/Standard:
Bluetooth, WiFi
Protocol:
802.11b/g/n/ax, Bluetooth v5.4
Frequency:
2.4GHz
Data Rate (Max):
54Mbps
Power – Output:
21dBm
Sensitivity:
-106dBm
Memory Size:
8MB Flash, 672kB SRAM
Serial Interfaces:
ADC, GPIO, I2C, I2S, PWM, SDIO, SPI, UART
GPIO:
44
Voltage – Supply:
1.75V ~ 3.63V
Current – Receiving:
19mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
84-VFQFN Dual Rows, Exposed Pad
Supplier Device Package:
84-QFN (7×7)
1,479
GET A
QUOTE
SIWG917M111MGTBARN/ASIWG917M111MGTBARSilicon LabsIC RF TXRX+MCU WIFI BLE 84QFNRF Transceiver ICs84-QFN (7x7)1.75V ~ 3.63V-40°C ~ 85°C
Type:
TxRx + MCU
RF Family/Standard:
Bluetooth, WiFi
Protocol:
802.11b/g/n/ax, Bluetooth v5.4
Frequency:
2.4GHz
Data Rate (Max):
54Mbps
Power – Output:
21dBm
Sensitivity:
-106dBm
Memory Size:
8MB Flash, 672kB SRAM
Serial Interfaces:
ADC, GPIO, I2C, I2S, PWM, SDIO, SPI, UART
GPIO:
44
Voltage – Supply:
1.75V ~ 3.63V
Current – Receiving:
19mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
84-VFQFN Dual Rows, Exposed Pad
Supplier Device Package:
84-QFN (7×7)
370
GET A
QUOTE
SIWN917M100LGTBA
SIWN917M100LGTBASilicon LabsIC RF TXRX+MCU WIFI BLE 84QFNRF Transceiver ICs84-QFN (7x7)1.71V ~ 3.63V-40°C ~ 85°C
Type:
TxRx + MCU
RF Family/Standard:
Bluetooth, WiFi
Protocol:
802.11b/g/n/ax, Bluetooth v5.4
Frequency:
2.4GHz
Data Rate (Max):
54Mbps
Power – Output:
20dBm
Sensitivity:
-97.5dBm
Memory Size:
4MB Flash, 672kB SRAM
Serial Interfaces:
ADC, GPIO, I2C, I2S, SDIO, SPI, UART
GPIO:
41
Voltage – Supply:
1.71V ~ 3.63V
Current – Receiving:
18mA
Current – Transmitting:
10mA ~ 17mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
84-VFQFN Dual Rows, Exposed Pad
Supplier Device Package:
84-QFN (7×7)
544
GET A
QUOTE
SIWN917M100LGTBARN/ASIWN917M100LGTBARSilicon LabsIC RF TXRX+MCU WIFI BLE 84QFNRF Transceiver ICs84-QFN (7x7)1.71V ~ 3.63V-40°C ~ 85°C
Type:
TxRx + MCU
RF Family/Standard:
Bluetooth, WiFi
Protocol:
802.11b/g/n/ax, Bluetooth v5.4
Frequency:
2.4GHz
Data Rate (Max):
54Mbps
Power – Output:
20dBm
Sensitivity:
-97.5dBm
Memory Size:
4MB Flash, 672kB SRAM
Serial Interfaces:
ADC, GPIO, I2C, I2S, SDIO, SPI, UART
GPIO:
41
Voltage – Supply:
1.71V ~ 3.63V
Current – Receiving:
18mA
Current – Transmitting:
10mA ~ 17mA
Operating Temperature:
-40°C ~ 85°C
Mounting Type:
Surface Mount
Package / Case:
84-VFQFN Dual Rows, Exposed Pad
Supplier Device Package:
84-QFN (7×7)
1,878
GET A
QUOTE
WF200C
WF200CSilicon LabsIC RF TXRX+MCU WIFI 32QFNRF Transceiver ICs32-QFN (4x4)1.8V ~ 3.3V-40°C ~ 105°C
Type:
TxRx + MCU
RF Family/Standard:
WiFi
Protocol:
802.11b/g/n
Frequency:
2.4GHz
Data Rate (Max):
72.2Mbps
Power – Output:
16dBm
Sensitivity:
-96.5dBm
Serial Interfaces:
SDIO, SPI
Voltage – Supply:
1.8V ~ 3.3V
Operating Temperature:
-40°C ~ 105°C
Mounting Type:
Surface Mount
Package / Case:
32-VFQFN Exposed Pad
Supplier Device Package:
32-QFN (4×4)
751
GET A
QUOTE
WF200CR
WF200CRSilicon LabsIC RF TXRX+MCU WIFI 32QFNRF Transceiver ICs32-QFN (4x4)1.8V ~ 3.3V-40°C ~ 105°C
Type:
TxRx + MCU
RF Family/Standard:
WiFi
Protocol:
802.11b/g/n
Frequency:
2.4GHz
Data Rate (Max):
72.2Mbps
Power – Output:
16dBm
Sensitivity:
-96.5dBm
Serial Interfaces:
SDIO, SPI
Voltage – Supply:
1.8V ~ 3.3V
Operating Temperature:
-40°C ~ 105°C
Mounting Type:
Surface Mount
Package / Case:
32-VFQFN Exposed Pad
Supplier Device Package:
32-QFN (4×4)
922
GET A
QUOTE
WF200DN/AWF200DSilicon LabsIC RF TXRX+MCU WIFI 32QFNRF Transceiver ICs32-QFN (4x4)1.62V ~ 3.6V-40°C ~ 105°C (TA)
Type:
TxRx + MCU
RF Family/Standard:
WiFi
Protocol:
802.11b/g/n
Modulation:
DSSS
Frequency:
2.412GHz ~ 2.484GHz
Data Rate (Max):
72.2Mbps
Power – Output:
17dBm
Sensitivity:
-96.7dBm
Serial Interfaces:
SDIO, SPI
Voltage – Supply:
1.62V ~ 3.6V
Current – Receiving:
41.6mA ~ 47.6mA
Current – Transmitting:
44.6mA ~ 108mA
Operating Temperature:
-40°C ~ 105°C (TA)
Mounting Type:
Surface Mount
Package / Case:
32-VFQFN Exposed Pad
Supplier Device Package:
32-QFN (4×4)
952
GET A
QUOTE

We’ve Got You Covered!

If you can’t find the parts you’re looking for in our database, don’t worry! We’re here to help. Simply fill out the form below with the part number you need and your contact information, and we’ll locate it for you. If you prefer to speak to someone directly, our sales team is available at 949.783.7300.

























    I agree to receive newsletters and promotional emails. I can unsubscribe at any time.


    Global Sourcing Capabilities

    Tap into our global network of suppliers to find the components you need. We simplify procurement, even for hard-to-find parts, saving you time and ensuring smooth production.

    Second Sourcing  Second Sourcing Solutions

    Don’t let supply chain disruptions delay your project. We’ll help you identify alternative components and secure reliable secondary sources to keep your production on track.

    Obsolescence Management  Obsolescence Management

    Outsmart obsolescence and ensure your designs stay in production. We’ll help you navigate component lifecycles, secure long-term supply, and find smart alternatives when parts are discontinued.

    Shortage Mitigation  Shortage Mitigation

    Forget supply chain worries. Our team specializes in navigating the unpredictable component market, leveraging our global network and deep expertise to help you find the necessary components when you need them.

























      I agree to receive newsletters and promotional emails. I can unsubscribe at any time.


      keyboard_arrow_up